Home / 1,394,693.76-2,091,227.77-540,767.81

Finding the Fourth Proportional to 1,394,693.76, 2,091,227.77 and 540,767.81

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Solution

The fourth proportional to 1,394,693.76, 2,091,227.77 and 540,767.81 is: 810,836.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,693.76 : 2,091,227.77 = 540,767.81 : x
  2. Step 2: Convert to fraction form
    1,394,693.76/2,091,227.77 = 540,767.81/x
  3. Step 3: Cross multiply
    1,394,693.76x = 2,091,227.77 × 540,767.81
  4. Step 4: Simplify right side
    1,394,693.76x = 1,130,868,667,298.11
  5. Step 5: Solve for x
    x = 1,130,868,667,298.11/1,394,693.76
  6. Step 6: Final answer
    x = 810,836.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.